• Year
  • 1939
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 42283
    • Brand: Musaphonic

Click on the schematic thumbnail to request the schematic as a free document.

 Technical Specifications

  • Number of Tubes
  • 4
  • Main principle
  • Superheterodyne (common); ZF/IF 455 kHz
  • Wave bands
  • Broadcast only (MW).
  • Details
  • Record Player (not changer)
  • Power type and voltage
  • Storage and/or dry batteries / 1.5, 2 x 45 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4 inch = 10.2 cm
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: HB-408 - General Electric Co. GE;
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Dimensions (WHD)
  • 14.2 x 9.5 x 13.2 inch / 361 x 241 x 335 mm
  • Notes
  • Model HB-408 is a portable Radio-Phonograph combination set. Phonograph motor is all-mechanical and requires hand-winding for operation.

  • Net weight (2.2 lb = 1 kg)
  • 8.8 kg / 19 lb 6.1 oz (19.383 lb)
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 12 = ca. 1941 and before
  • Literature/Schematics (1)
  • General Electric Radio Service Notes 1939-1942

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